Western Digital WD_BLACK SN8100 4TB SSD

Western Digital WD_BLACK SN8100 4TB NVMe Gen 5 PCIe 5.0 x4 M.2 2280 WDS400T1X0M

Seller	Availability	Price	Shipping	Buy
In Stock	In Stock	$789.00	-	Buy
Last updated 37 minutes ago.
In Stock	In Stock	$789.99 +Free shipping	+Free	Buy
In Stock	In Stock	$789.99	-	Buy
In Stock	In Stock	$789.99 +Free shipping	+Free	Buy
In Stock	In Stock	$789.99	-	Buy
Out of Stock	Out of Stock	$868.00 +Free shipping	+Free	Buy

* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure)

* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.

Options (2)

	2TB $375.28
	1TB $259.99

Western Digital WD_BLACK SN8100 4TB image 1

Specifications Overview

Model	WDS400T1X0M WDS400T1X0M-00CMT0
Release Date	May 2025 * First availability for purchase, it may not correspond to the actual market launch date.
Capacity	4000 GB
Interface	PCIe Gen5 x4
NVME	Yes
Form Factor	M.2-2280
Max Sequential Read	Up to 14900 MB/s
Max Sequential Write	Up to 14000 MB/s
MTBF	1,750,000 Hours

	Old Name	Current Name	Branding	Data Speed	Port
USB 2.0	USB 2.0	USB 2.0	Hi-Speed USB	480 Mbit/s	diverse
USB 3.0	USB 3.1 Gen 1	USB 3.2 Gen 1x1	SuperSpeed USB	5 Gbit/s	diverse
USB 3.1	USB 3.1 Gen 2	USB 3.2 Gen 2x1	SuperSpeed USB 10Gbps	10 Gbit/s	diverse
USB 3.2	USB 3.2 Gen 2x2	USB 4.0 Gen 2x2	USB4 20Gbps	20 Gbit/s	only USB-C
USB4	USB 4.0 Gen 3x2	USB4 1.0	USB4 40Gbps	40 Gbit/s	only USB-C
USB4v2	USB 4.0 Gen 4	USB4 2.0	USB4 80Gbps	80-120 Gbit/s	only USB-C

Western Digital WD_BLACK SN8100 4TB Performance comparison with similar Solid State Drives

(Higher is better)

Western Digital WD_BLACK SN8100 4TB Performance

Sequential read/write speed, Random 4K read/write speed

Western Digital WD_BLACK SN8100 4TB Heatsink (1st)		~
Western Digital WD_BLACK SN8100 4TB (1st)		100%
Western Digital WD_BLACK SN8100 2TB Heatsink (3rd)		95%
Western Digital WD_BLACK SN8100 2TB (3rd)		95%
Crucial T705 4TB Heatsink (5th)		93%
Crucial T705 4TB (5th)		93%
SAMSUNG 9100 PRO 4TB (7th)		93%
SAMSUNG 9100 PRO 4TB Heatsink (7th)		93%
Crucial T700 4TB (9th)		88%
Crucial T700 4TB heatsink (9th)		88%
SAMSUNG 9100 PRO 2TB (11th)		88%
SAMSUNG 9100 PRO 2TB Heatsink (11th)		88%
Crucial T705 2TB (13th)		84%
Crucial T705 2TB Heatsink (13th)		84%
Western Digital WD_BLACK SN8100 1TB Heatsink (15th)		83%
Western Digital WD_BLACK SN8100 1TB (15th)		83%
Crucial T700 2TB heatsink (17th)		81%
Crucial T700 2TB (17th)		81%
Crucial T710 4TB (19th)		81%
Crucial T710 2TB (20th)		76%
SAMSUNG 9100 PRO 1TB (21st)		76%

View chart ►

Western Digital WD_BLACK SN8100 4TB Price/Performance Analysis

Sequential read/write speed, Random 4K read/write speed vs Price

Price-to-Performance Analysis:

Excellent value: 10.7% better price-to-performance ratio than average.
5 products offer better price-to-performance ratio.
Best alternative: Crucial T705 4TB Heatsink offers 23.6% better value priced at $600.